INDEX. 



677 



Gri-anite and limestone, junction of in Glen Tilt, 

 56S. 



, syenitic, talcose, and schorly. 564. 



of Cornwall and Dartmoor, 593. 



.... of Swiss Alps, C13. 



rocks in connection with mineral-veins, 



630. 



.... of Saxony, 5S3. 



...., oldest, 5S2. 



, varieties of, 568. 



.... veins in Cornwall, 569. 



.... veins in Cape Wrath, 568. 



.... veins in Table Mountain, 567. 



vein in White Mountains, 574. 



of Arran, age of, 583. 



.... near Christlania, 581. 



.... dikes in Mount Battock, 567. 



Graphic granite, 562. 



Graphite, powder of; consolidated by pressure, 

 88 



Graptolites, 442. 



GraptoliVius Ludend.% Silurian, 437. 



Grasshopper, wing of, in coal-measures, 386. 



Grateloup, M., on fossils in chalice, 254. 



Grauwacke, term explained, 429. 



Great (or Bath) Oolite, 3;i5. 



Greenland, sinking of coast of, 46. 



Greensand, fossils of, 251. 



...., lower, 256. 



, upper, 250. 



Greensburg, Pennsylvania, footprints of rep- 

 tile in co.tl-strata at, 897. 



Greenstone, 467. 



, dike of, in Arran, 477. 



Gres de Beauchamp, Paris Basin, 226. 



Greystone. volcanic rock, 473, 



Griffiths, Mr., on geology of Ireland, 359. 



Grignon, fossil shells near, 226. 



Grit defined, 11. 



Gryllacris lithantliraca, wing of, 386. 



Grypkoea coated with Setpula,.- 22. 



arcuata, G. incui-va, 29, 318. 



coluniba, G. gioLosa, 247; G. virgula, 



801. 



Grj-phite limestone, or lias, BIS. 



Guadaloupe, human skeleton of 120, 



Gunn, Mrs. on Norwicli flints, 244. 



Gutbier, Col. von, on Permian flora, 856. 



Gyrolepis tenuintriatus, scale of, 336. 



Gypseous eocene marls. 223, 224. 



Gypsum defined, 13. 



Hall, Sir Jas., experiments on fused minerals, 



528. 

 . . . ., on curved strata, 48. 



..., Capt. B., citeii, 476. 523, 567. 

 Halysites catemdaius, Silurian, 435. 

 Hamilton, Sir W., on eruption of Vesuvius, 



526. 

 Eamites spiniger. gault, 2-51. 

 Harris, Major, on salt lake in Ethiopia, 344. 

 Hartung. Mr. G., on Teneriffe, 610. 



, on Madeira, 514, 518. 



Hartz, bunter-sandstein of, 335. 



Hastings, Lady, fossils collected by, 211. 



Hastings sand, 262. 2,53. 



Hautes Al[ie3, ro,;ks of, 579. 



Haiiy cited, 463. 



Hawlishaw, Mr., on fossil trees in coal, 372. 



Hayes, Mr. T. L.. on icebergs, 127. 



Headon Hill sinds described. 212. 



.... series of Isle of Wight described, 210. 



Hebert, M., on upper eocene beds, 184. 



, on age of Kleyn Spawen beds, 184. 



, on pisolitic limestone, 236. 



Hebrides, dikes of trap in, 477. 



Heidelberg, varieties of granite near, 568. 



JleUolite^povoxa, 422. 



Ileli'x. labyrinfliica, 211 ; E. occlma, 209 ; E. 



pleheiaAl^; E. Twonen.us,^<). 

 ffemicidaris Purheckensis, 294. 

 Eemipneu^tc'i radiatufi, 238. 

 HemiteliUs Broivnii, 314. 

 Hempstead beds, Isle of Wight, 185, 192. 



Henfrey, Mr. A., on food of Mastodon, 144. 



Henslow, Prof., on fossil cetacea in Suffolk, 

 173. 



...., on fossil forests, 297. 



, on altered rock near Plas Newydd, 480. 



Herschel. Sir J., on slaty cleavage, 602. 



Hertfordshire pudding-stone, 35. 



Hesse Cassel, sands of, 186. 



Eeterocercal fish, tail of, 853. 



Hibbert, Dr.. on volcanic rocks, 542, 552. 



, on coal-field at Burdiehouse, 386. 



Hish Teesdale, garnets in altered rock at, 

 480. 



Hildburghausen, footprints of reptile at, 335, 

 337. 



Himalaya, tertiary mammalia of, 182. 



, elevated fossiliferous rocks in, 4. 



Elppopodium ponderosum, lias, 319. 



Eippopotamus, tooth of, 166. 



Eippurites organisans, chalk, 253. 



Hippurite limestone, 253. 



Hitchcock, Prof., on footprints, 346. 



Hoffmann, Mr., on Lipari Islands, cited, 595, 



, on cave near Palermo, 74. 



, on Carrara marble, 612. 



Hooghley Eiver, analysis of water of, 41. 



Eoloptychius nohilissimus, scale of, 414. 



.... Hihherii, tooth of, 396. 



Eomalonotus armatus, 425. 



delphinncephalus, 437. 



Eomoce)'cal fi-h, tail of, 353. 



Hopkins, Mr., on fractures in Weald, 280. 



Horizontal strata, upheaval of, 45. 



Horizontality of strata, 15. 



of i-oads of Lochaber, 88. 



Hornblende, 463. 



rock, or ainphibolite, 473, 590. 



Hornblende-schist, 588, 596. 



Horner, Mr., on geology of Eifel, 538. 



— on Holoptychius, 896. 



Homes, Dr., on shells of Vienna tertiary basin, 

 179. 



Hubbard, Prof., on granite-vein in White Moun- 

 tains, 377. 



Hugi, M., on Swiss Alps, 614. 



Humboldt, on uniform character of rocks, 616. 



Hungary, trachyte of, 467. 



, volcanic rocks of, 544. 



Hunt, Mr., experiments on clay-ironstone, 386, 



Hutton. opinions of, 60. 



Huttonian theory, 92. 



EyoBna spelceo, tooth of, 167. 



liyhodus reticulatus, tooth and ray of, 321. 

 .... plicatilis, teeth of, 336. 



Eymenocaris vermieauda, 448. 



Hypersthene rock, 473. 



Hypogene, term defined, 9. 



rocks, mineral character of, 615. 



or metamorphic limestone, 589. 



Tbbetson, Capt., on chalk, Isle of Wight, 250. 

 Ice, rocks drifted by, 12S. 

 Icebecgs, stranding of, 135, 143. 



, magnitude of, 128. 



Iceland, icebergs drifted to, 143. 

 Ichthyolites of old red sandstone, 419. 

 Ichthyosaurus conirmiiiis, skeleton of, 323; 



paddle of, 324. 

 Igneous rocks, 6. 



of Sicbengebirge and Westerwald, 540. 



.... of Val di Noto, 4SS. 

 Iguanodon, notice of the, 260, 262. 

 iguanodon ManteUi, teeth of, 261. 

 India, cretaceous system in, 255. 



, freshwater deposits of. 182. 



, oolitic formation in, 332. 



Indusial limestone;' Auvergne, 200. 

 Inferior oolite, 314. 

 Infusoria in tripoli, 24. 

 Inland sea-cliffs in south of England, 71. 

 Inocernmus T^dinarckii, chalk, 247. 

 Insect, wing of neuropterous, 328. 

 Insects in coal, 385. 

 .... in lias, 327. 



